Alert archive / Montana / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 41, NWS Billings, MT

July 9, 1995Musselshell County, Yellowstone County, Montana

NWS Billings, MT issued this severe thunderstorm warning at Jul 9, 1995, 6:29 PM MDT for Musselshell County, Yellowstone County, Montana. It was in force for 46 min.

The area

The counties it named.

The facts

Issued
Jul 9, 1995, 6:29 PM MDT (00:29 UTC)
Expired
Jul 9, 1995, 7:15 PM MDT
In force
46 min
Issued by
NWS Billings, MT
Area
Whole counties

Counties Musselshell County, MT, Yellowstone County, MT

The nearest sounding before it

Great_falls, MT (KTFX), launched 00:00Z, 0.5 hours before the alert went out and 221 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Great_falls, MT at 00:00Z on 1995-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 55 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Great_falls, MT at 00:00Z on 1995-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
55 J/kg
Mixed-layer CIN
-340 J/kg
Mixed-layer LCL
2634 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
95 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

Everything else NWS Billings, MT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 9, 6:01 PM MDTSevere Thunderstorm WarningBYZStillwater, Yellowstone44 min
Jul 10, 4:05 PM MDTSevere Thunderstorm WarningBYZBig Horn, Treasure, Yellowstone55 min

Nearby

Severe Thunderstorm Warnings in Montana, 1995Every severe thunderstorm warning in 1995

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.